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W(x)= -5(x-8)(x+4)
What is the maximum height that the stone will reach?

W(x)= -5(x-8)(x+4) What is the maximum height that the stone will reach?-example-1

1 Answer

3 votes

Answer:

(2, 180)

Explanation:

w(x)=-5x^2+20x+160

a=-5 b=20

x=-20/2x(-5)

x=2

w(2)=180

2, 180

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